參數(shù)資料
型號: IP175CHLF
廠商: Electronic Theatre Controls, Inc.
英文描述: 5 Port 10/100 Ethernet Integrated Switch
中文描述: 5端口10/100以太網(wǎng)集成開關(guān)
文件頁數(shù): 38/111頁
文件大?。?/td> 679K
代理商: IP175CHLF
IP175C/IP175C LF/IP175CH/IP175CH LF
Data Sheet
MII1 PHY mode (interface to an external MAC, MII registers can be accessed via MDC0, MDIO0)
The PHY address of MII1 PHY mode is 4.
Copyright
2004, IC Plus Corp.
38/111
Mar 09, 2007
IP175C/IP175CH-DS-R14
EEPROM
Name
--
MII register
Name
Pin
Reg
Phy
4
Reg
0~5
MII1 speed/duplex/
pause
MII1 MAC mode (interface to an external PHY), there are two ways to set MII1’s speed, duplex and pause.
1. IP175C/IP175CH reads the MII registers 0~5 of external PHY through MDC1, MDIO1.
MII1
Speed
Duplex
Pause
external PHY using the content of MII register 31.4[12:8].
3. IP175C/IP175CH reads MII register 0~5 of external PHY as MII1 speed,
duplex and pause continuously.
2. Force mode (MDC1 and MDIO1 are not connected to external PHY)
EEPROM
Pin
Name
MII1 speed
P3_FORCE_100
P3_FORCE_100
MII1 duplex
P3_FORCE_FULL P3_FORCE_FULL
MII1 pause
--
MAC_X_EN
--
1. IP175C/IP175CH polls the external PHY with address defined in MII register
31.4[4:0]. The default address value is 00001.
2. After reset, IP175C/IP175CH writes the speed/duplex/pause capability to the
MII register
Name
P3_FORCE_100
P3_FORCE_FULL
MAC_X_EN
Reg
20.3
21.3
4.3
Phy
29
29
29
Reg
22.9
22.4
18.10
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